Door-opening Motor
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Shuttle Bus Door-opening Motor 6551831 742140

To Replace:
Shuttle Bus With A&M Systems
For Vehicle:

 Blue Bird Bus

Part No.:

655-1831                 

742-140

8314536

16631022

08300394

0029581-51


Tinzer No.
26E 12V 12-tooth Gear
  • Introduction
  • factory
TinzerMotor Bus & Van Door Opening Motor: 6551831
TinzerMotor is a premier global manufacturer of high-performance actuation solutions. Our 6551831 model is a high-torque door opening motor specifically engineered for the rigorous duty cycles and safety standards required by Buses, Vans, and Public Transit vehicles.
1. Technical Information
  • Operating Voltage: 12V / 24V DC.

  • High-Torque Performance: Designed to provide superior stall torque to effortlessly drive heavy folding or sliding door mechanisms, ensuring reliable entry and exit even against tight weather seals.

  • Gear Construction: Features a heavy-duty hardened steel worm gear and industrial-grade bronze gears for maximum wear resistance and high-torque transmission.

  • Quiet Technology: Optimized for passenger comfort, with noise levels maintained at a quiet 38–45 dBA.

  • Safety Integration: Includes built-in thermal overload protection to prevent motor burnout during mechanical obstructions or high-frequency transit stops.

2. Applications
The 6551831 is a critical component for automated entry systems in:
  • Commercial Transit: City buses, shuttle coaches, and airport transit systems.

  • School Buses: Fits various bus body manufacturers utilizing electric door actuators.

  • Passenger & Delivery Vans: Ideal for automating side-loading sliding doors and powered steps.

  • Fleet Compatibility: Widely used as a replacement motor for door systems in Volvo, Scania, and International bus platforms.


3. Interchange Numbers (Cross-Reference)
The TinzerMotor 6551831 is a direct replacement for:
  • Industry Part Number: 6551831

  • Bosch Cross-Ref: 0130822488 / 0130822489 series

  • OEM Reference: Compatible with various European and American transit-specific part numbers for door actuators.

4. TinzerMotor High Quality & Testing
At TinzerMotor, our "Heavy-Duty" engineering ensures maximum vehicle uptime and passenger safety. Our quality assurance process includes:
  • 120,000+ Cycle Validation: Every motor design is subjected to extreme life-cycle testing, ensuring it exceeds standard transit service requirements.

  • Environmental Stress Testing: Validated to operate flawlessly in extreme temperatures from -40°C to +85°C, ensuring performance in both frozen winters and desert heat.

  • IP67-Rated Sealing: Features a waterproof and dustproof housing to protect internal carbon brushes and electronics from road salt, moisture, and road grime.

  • 100% Final Audit: Every unit undergoes a rigorous End-of-Line (EOL) test for torque consistency, RPM accuracy, and current draw before shipment.

Please contact: 

Ms Riva  

Wechat/WhatsApp +86 15355970956 

Email: riva@ruishuoautoparts.com


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